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Side-by-side financial comparison of Archrock, Inc. (AROC) and OLD NATIONAL BANCORP (ONB). Click either name above to swap in a different company.

OLD NATIONAL BANCORP is the larger business by last-quarter revenue ($702.8M vs $377.1M, roughly 1.9× Archrock, Inc.). OLD NATIONAL BANCORP runs the higher net margin — 33.3% vs 31.0%, a 2.3% gap on every dollar of revenue. On growth, Archrock, Inc. posted the faster year-over-year revenue change (15.5% vs 0.6%). Over the past eight quarters, OLD NATIONAL BANCORP's revenue compounded faster (34.5% CAGR vs 18.5%).

Archrock, Inc. is a leading provider of natural gas compression services and equipment solutions for the North American oil and gas sector. Its core offerings include compression system rental, maintenance, aftermarket support, and sales, serving upstream production, midstream transportation and natural gas processing segments.

Old National Bank is an American regional bank with nearly 200 retail branches operated by Old National Bancorp and based in Chicago and Evansville, Indiana. With assets at $48.5 billion and 250 banking centers, Old National Bancorp is the largest financial services bank holding company headquartered in Indiana and one of the top 30 banking companies in the U.S. Old National Bank has locations in Illinois, Indiana, Iowa, Kentucky, Michigan, Minnesota, Tennessee, and Wisconsin.

AROC vs ONB — Head-to-Head

Bigger by revenue
ONB
ONB
1.9× larger
ONB
$702.8M
$377.1M
AROC
Growing faster (revenue YoY)
AROC
AROC
+14.9% gap
AROC
15.5%
0.6%
ONB
Higher net margin
ONB
ONB
2.3% more per $
ONB
33.3%
31.0%
AROC
Faster 2-yr revenue CAGR
ONB
ONB
Annualised
ONB
34.5%
18.5%
AROC

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
AROC
AROC
ONB
ONB
Revenue
$377.1M
$702.8M
Net Profit
$116.8M
$233.7M
Gross Margin
53.0%
Operating Margin
39.4%
Net Margin
31.0%
33.3%
Revenue YoY
15.5%
0.6%
Net Profit YoY
95.4%
61.5%
EPS (diluted)
$0.67

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
AROC
AROC
ONB
ONB
Q1 26
$702.8M
Q4 25
$377.1M
$580.8M
Q3 25
$382.4M
$574.6M
Q2 25
$383.2M
$514.8M
Q1 25
$347.2M
$387.6M
Q4 24
$326.4M
$394.2M
Q3 24
$292.2M
$391.7M
Q2 24
$270.5M
$388.4M
Net Profit
AROC
AROC
ONB
ONB
Q1 26
$233.7M
Q4 25
$116.8M
$216.6M
Q3 25
$71.2M
$182.6M
Q2 25
$63.4M
$125.4M
Q1 25
$70.8M
$144.7M
Q4 24
$59.8M
$153.9M
Q3 24
$37.5M
$143.8M
Q2 24
$34.4M
$121.2M
Gross Margin
AROC
AROC
ONB
ONB
Q1 26
Q4 25
53.0%
Q3 25
48.5%
Q2 25
45.4%
Q1 25
47.4%
Q4 24
46.3%
Q3 24
44.4%
Q2 24
41.5%
Operating Margin
AROC
AROC
ONB
ONB
Q1 26
Q4 25
39.4%
46.7%
Q3 25
25.3%
40.5%
Q2 25
22.5%
30.2%
Q1 25
26.5%
46.8%
Q4 24
24.0%
47.2%
Q3 24
18.1%
47.2%
Q2 24
17.6%
40.3%
Net Margin
AROC
AROC
ONB
ONB
Q1 26
33.3%
Q4 25
31.0%
37.3%
Q3 25
18.6%
31.8%
Q2 25
16.6%
24.4%
Q1 25
20.4%
37.3%
Q4 24
18.3%
39.0%
Q3 24
12.8%
36.7%
Q2 24
12.7%
31.2%
EPS (diluted)
AROC
AROC
ONB
ONB
Q1 26
Q4 25
$0.67
$0.55
Q3 25
$0.40
$0.46
Q2 25
$0.36
$0.34
Q1 25
$0.40
$0.44
Q4 24
$0.35
$0.47
Q3 24
$0.22
$0.44
Q2 24
$0.22
$0.37

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
AROC
AROC
ONB
ONB
Cash + ST InvestmentsLiquidity on hand
$1.6M
Total DebtLower is stronger
Stockholders' EquityBook value
$1.5B
$8.5B
Total Assets
$4.3B
$73.0B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AROC
AROC
ONB
ONB
Q1 26
Q4 25
$1.6M
$1.8B
Q3 25
$4.1M
$1.7B
Q2 25
$5.9M
$1.8B
Q1 25
$4.8M
$1.2B
Q4 24
$4.4M
$1.2B
Q3 24
$3.7M
$1.2B
Q2 24
$919.0K
$1.2B
Stockholders' Equity
AROC
AROC
ONB
ONB
Q1 26
$8.5B
Q4 25
$1.5B
$8.5B
Q3 25
$1.4B
$8.3B
Q2 25
$1.4B
$8.1B
Q1 25
$1.3B
$6.5B
Q4 24
$1.3B
$6.3B
Q3 24
$1.3B
$6.4B
Q2 24
$894.5M
$6.1B
Total Assets
AROC
AROC
ONB
ONB
Q1 26
$73.0B
Q4 25
$4.3B
$72.2B
Q3 25
$4.4B
$71.2B
Q2 25
$4.4B
$71.0B
Q1 25
$4.0B
$53.9B
Q4 24
$3.8B
$53.6B
Q3 24
$3.8B
$53.6B
Q2 24
$2.7B
$53.1B

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
AROC
AROC
ONB
ONB
Operating Cash FlowLast quarter
$214.5M
Free Cash FlowOCF − Capex
$126.7M
FCF MarginFCF / Revenue
33.6%
Capex IntensityCapex / Revenue
23.3%
Cash ConversionOCF / Net Profit
1.84×
TTM Free Cash FlowTrailing 4 quarters
$119.6M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AROC
AROC
ONB
ONB
Q1 26
Q4 25
$214.5M
$159.2M
Q3 25
$164.5M
$341.2M
Q2 25
$127.5M
$72.9M
Q1 25
$115.6M
$108.2M
Q4 24
$124.3M
$235.8M
Q3 24
$96.9M
$121.3M
Q2 24
$70.7M
$161.0M
Free Cash Flow
AROC
AROC
ONB
ONB
Q1 26
Q4 25
$126.7M
$137.3M
Q3 25
$29.5M
$333.6M
Q2 25
$16.0M
$64.1M
Q1 25
$-52.5M
$102.4M
Q4 24
$26.4M
$229.0M
Q3 24
$26.9M
$115.7M
Q2 24
$-20.6M
$151.6M
FCF Margin
AROC
AROC
ONB
ONB
Q1 26
Q4 25
33.6%
23.6%
Q3 25
7.7%
58.1%
Q2 25
4.2%
12.4%
Q1 25
-15.1%
26.4%
Q4 24
8.1%
58.1%
Q3 24
9.2%
29.5%
Q2 24
-7.6%
39.0%
Capex Intensity
AROC
AROC
ONB
ONB
Q1 26
Q4 25
23.3%
3.8%
Q3 25
35.3%
1.3%
Q2 25
29.1%
1.7%
Q1 25
48.4%
1.5%
Q4 24
30.0%
1.7%
Q3 24
24.0%
1.4%
Q2 24
33.7%
2.4%
Cash Conversion
AROC
AROC
ONB
ONB
Q1 26
Q4 25
1.84×
0.73×
Q3 25
2.31×
1.87×
Q2 25
2.01×
0.58×
Q1 25
1.63×
0.75×
Q4 24
2.08×
1.53×
Q3 24
2.58×
0.84×
Q2 24
2.05×
1.33×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

AROC
AROC

Horsepower Group Three$112.6M30%
Horsepower Group Two$108.5M29%
Horsepower Group One$105.9M28%
Services$32.9M9%
Over Counter Parts And Component Sales$17.0M5%
Transferred At Point In Time$1.4M0%

ONB
ONB

Segment breakdown not available.

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